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810 articles found
Food & nutrition
Why doesn't honey spoil easily even though it contains water? This article explains water activity, a measure of the free water in food, and how it is measured, the limits below wh
Social welfare
When we say someone has a “need,” we can mean four different things. This article walks through Bradshaw’s Taxonomy of Social Need: normative, felt, expressed and comparative need,
Education
The kindergarten, a school where young children learn through play, was created by the German educator Friedrich Fröbel in 1840. This article covers the first kindergarten, his tea
Statistics
In this session, I would like to prepare material on how to create a questionnaire and the precautions to take. Generally, a questionnaire is a set of questions that a researcher u
Food & nutrition
Carbohydrates are one of the indispensable nutrients in our daily diet and are a major source of energy. Carbohydrates are divided into simple and complex carbohydrates, each of wh
Food & nutrition
Efficient meal planning is an important factor in maintaining health and improving physical fitness. In modern society, putting together a balanced diet amid busy schedules and cou
Economics
Money illusion is the mistake of judging gains and losses by the face value of money rather than its real purchasing power. This article covers nominal versus real value, the famou
Logistics
The lithium batteries in the smartphones we use every day, the gasoline we put in our cars, the sprays we use to repel mosquitoes in summer, and even the disinfectants used to prod
Tourism studies
Film-induced tourism is travel to the filming locations of movies and dramas, or to studios and theme parks based on screen works. This article covers why it happens, famous exampl
Social welfare
The parental leave system has become one of the most important policies in modern society. By giving parents time to focus on raising their children, it plays a major role in ensur
Logistics
Order fulfillment covers everything from the moment an order is received until the customer holds the product. This article explains what fulfillment means, its step-by-step flow,
Earth science
Typhoons are among the most powerful weather phenomena created by nature, with an impact felt across the globe. Every year, countless people directly experience their force and the
